Finding the Fourth Proportional to 262,668.38, 393,963.26 and 94,163.26
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Solution
The fourth proportional to 262,668.38, 393,963.26 and 94,163.26 is: 141,230.80
Step by Step Solution
- Step 1: Write the proportion equation
262,668.38 : 393,963.26 = 94,163.26 : x - Step 2: Convert to fraction form
262,668.38/393,963.26 = 94,163.26/x - Step 3: Cross multiply
262,668.38x = 393,963.26 × 94,163.26 - Step 4: Simplify right side
262,668.38x = 37,096,864,881.83 - Step 5: Solve for x
x = 37,096,864,881.83/262,668.38 - Step 6: Final answer
x = 141,230.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.